CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: има публичен пример за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
HAPI FHIR is a complete implementation of the HL7 FHIR standard for healthcare interoperability in Java. Prior to version 6.9.12, SHCParser in org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/elementmodel/SHCParser.java can consume attacker-controlled Smart Health Card JWT content whose header contains zip: "DEF" and whose small raw-DEFLATE payload expands to a very large value. SHCParser.decodeJWT() passes the decoded payload to SHCParser.inflate(), which accumulates all decompressed bytes in a ByteArrayOutputStream without an output-size limit before JSON parsing, and SHCParser.decompress() contains the same unbounded pattern. An application or validator service that accepts attacker-supplied SHC content can therefore suffer excessive heap allocation, severe garbage-collection pressure, request failure, process instability, or process termination. This issue is fixed in version 6.9.12.
Засегнати продукти
- hapifhir org.hl7.fhir.core: < 6.9.12
Вид слабост
История
- 16 септември 2026 Публикувано
Други уязвимости в hapifhir org.hl7.fhir.core
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-81875
- https://nvd.nist.gov/vuln/detail/CVE-2026-81875
- https://github.com/hapifhir/org.hl7.fhir.core/security/advisories/GHSA-3w98-rrpr-fprr
- https://github.com/hapifhir/org.hl7.fhir.core/pull/2493
- https://github.com/hapifhir/org.hl7.fhir.core/commit/fbb94216e0ad21ded75be77e5e20242ba194e83f
- https://github.com/hapifhir/org.hl7.fhir.core/releases/tag/6.9.11
- https://github.com/hapifhir/org.hl7.fhir.core/releases/tag/6.9.12